Known For
I'm for the Hippopotamus
(1979)
Screenplay
The Antichrist
(1974)
Writer
Desirable Teacher
(1981)
Story and Screenplay
Violent Naples
(1976)
Story and Screenplay
The New York Ripper
(1982)
Screenplay and Story
The Last Shark
(1981)
Screenplay
Full Filmography
Writing
The Revolt of the Seven
(1964)
Writer
$100,000 for Ringo
(1965)
Screenplay
Django Shoots First
(1966)
Screenplay
Spy Pit
(1967)
Screenplay
Argoman the Fantastic Superman
(1967)
Writer
Dirty Heroes
(1967)
Writer
Eagles Over London
(1969)
Story and Screenplay
Carnal Circuit
(1969)
Story and Screenplay
The Man with Icy Eyes
(1971)
Writer
The Killer Is on the Phone
(1972)
Writer
High Crime
(1973)
Writer
Counselor at Crime
(1973)
Screenplay
The Antichrist
(1974)
Writer
Five Women for the Killer
(1974)
Screenplay
Syndicate Sadists
(1975)
Screenplay and Story
Hallucination Strip
(1975)
Screenplay
Violent Rome
(1975)
Story and Screenplay
Rome, the Other Face of Violence
(1976)
Screenplay and Story
Violent Naples
(1976)
Story and Screenplay
Shadows in an Empty Room
(1976)
Screenplay
A Special Cop in Action
(1976)
Screenplay and Story
Weapons of Death
(1977)
Screenplay
I'm for the Hippopotamus
(1979)
Screenplay
Hunted City
(1979)
Story
From Corleone to Brooklyn
(1979)
Screenplay
House on the Edge of the Park
(1980)
Writer
The Last Shark
(1981)
Screenplay
Desirable Teacher
(1981)
Story and Screenplay
The New York Ripper
(1982)
Screenplay and Story
I camionisti
(1982)
Writer
Desirable Teacher 2
(1982)
Story and Screenplay
Raiders of Atlantis
(1983)
Screenplay
Murder-Rock: Dancing Death
(1984)
Screenplay and Story
Miami Golem
(1985)
Screenplay
Formula for a Murder
(1985)
Writer
Cobra Mission
(1986)
Writer
Phantom of Death
(1988)
Screenplay
Cobra Mission 2
(1988)
Writer
The Sweet House of Horrors
(1989)
Screenplay
The Last Match
(1990)
Writer
Panama Sugar
(1990)
Screenplay
Arizona Road
(1991)
Writer
Production